package io;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class CopyDemo {
    public static void main(String[] args) throws IOException {
//        FileInputStream fis = new FileInputStream("image.jpg");
//        FileOutputStream fos = new FileOutputStream("imadf.jpg");
//
//        int d;
//        while ((d = fis.read())!=-1){
//            fos.write(d);
//        }
//        System.out.println("复制完毕！");
//        fis.close();
//        fos.close();


        FileInputStream fis = new FileInputStream("999.wps");
        FileOutputStream fos = new FileOutputStream("666.wps");
        int o;
        long start = System.currentTimeMillis();


        while ((o = fis.read())!=-1){
            fos.write(o);
        }

        long end = System.currentTimeMillis();
        System.out.println("复制完毕！耗时："+(end-start)+"ms");
        fis.close();
        fos.close();
























    }
}
